java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer InterpretCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 06:58:26,772 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 06:58:26,774 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 06:58:26,785 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 06:58:26,786 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 06:58:26,787 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 06:58:26,788 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 06:58:26,790 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 06:58:26,792 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 06:58:26,793 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 06:58:26,794 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 06:58:26,795 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 06:58:26,795 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 06:58:26,796 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 06:58:26,797 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 06:58:26,798 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 06:58:26,799 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 06:58:26,800 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 06:58:26,801 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 06:58:26,803 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 06:58:26,804 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 06:58:26,805 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 06:58:26,806 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 06:58:26,807 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 06:58:26,809 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 06:58:26,809 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 06:58:26,810 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 06:58:26,810 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 06:58:26,811 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 06:58:26,812 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 06:58:26,812 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 06:58:26,813 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 06:58:26,813 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 06:58:26,814 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 06:58:26,815 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 06:58:26,815 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 06:58:26,816 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 06:58:26,816 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 06:58:26,816 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 06:58:26,817 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 06:58:26,817 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 06:58:26,818 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-19 06:58:26,832 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 06:58:26,832 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 06:58:26,833 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 06:58:26,833 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 06:58:26,834 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 06:58:26,834 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 06:58:26,834 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 06:58:26,834 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 06:58:26,835 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 06:58:26,835 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 06:58:26,835 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 06:58:26,835 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 06:58:26,835 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 06:58:26,835 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 06:58:26,836 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 06:58:26,836 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 06:58:26,836 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 06:58:26,836 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 06:58:26,837 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 06:58:26,837 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 06:58:26,837 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 06:58:26,837 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 06:58:26,837 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 06:58:26,838 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 06:58:26,838 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 06:58:26,838 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 06:58:26,838 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 06:58:26,838 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 06:58:26,839 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> InterpretCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 06:58:26,868 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 06:58:26,882 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 06:58:26,886 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 06:58:26,888 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 06:58:26,888 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 06:58:26,889 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+lhb-reducer.c [2019-09-19 06:58:26,949 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6c9ffdf3/1640bba278e547c7b3dfde74e8a0a09e/FLAG4130b5c09 [2019-09-19 06:58:27,410 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 06:58:27,411 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+lhb-reducer.c [2019-09-19 06:58:27,418 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6c9ffdf3/1640bba278e547c7b3dfde74e8a0a09e/FLAG4130b5c09 [2019-09-19 06:58:27,769 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6c9ffdf3/1640bba278e547c7b3dfde74e8a0a09e [2019-09-19 06:58:27,779 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 06:58:27,781 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 06:58:27,782 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 06:58:27,782 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 06:58:27,788 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 06:58:27,789 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 06:58:27" (1/1) ... [2019-09-19 06:58:27,792 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4261ac45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:58:27, skipping insertion in model container [2019-09-19 06:58:27,792 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 06:58:27" (1/1) ... [2019-09-19 06:58:27,799 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 06:58:27,830 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 06:58:28,090 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 06:58:28,095 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 06:58:28,232 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 06:58:28,246 INFO L192 MainTranslator]: Completed translation [2019-09-19 06:58:28,246 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:58:28 WrapperNode [2019-09-19 06:58:28,246 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 06:58:28,247 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 06:58:28,247 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 06:58:28,247 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 06:58:28,258 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:58:28" (1/1) ... [2019-09-19 06:58:28,258 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:58:28" (1/1) ... [2019-09-19 06:58:28,264 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:58:28" (1/1) ... [2019-09-19 06:58:28,264 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:58:28" (1/1) ... [2019-09-19 06:58:28,272 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:58:28" (1/1) ... [2019-09-19 06:58:28,282 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:58:28" (1/1) ... [2019-09-19 06:58:28,284 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:58:28" (1/1) ... [2019-09-19 06:58:28,289 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 06:58:28,290 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 06:58:28,290 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 06:58:28,290 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 06:58:28,291 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:58:28" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 06:58:28,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 06:58:28,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 06:58:28,352 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 06:58:28,352 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 06:58:28,352 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-19 06:58:28,353 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-19 06:58:28,353 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 06:58:28,353 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 06:58:28,353 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 06:58:28,353 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 06:58:28,753 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 06:58:28,753 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-19 06:58:28,755 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 06:58:28 BoogieIcfgContainer [2019-09-19 06:58:28,755 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 06:58:28,755 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 06:58:28,755 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 06:58:28,756 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 06:58:28,757 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 06:58:28" (1/1) ... [2019-09-19 06:58:28,758 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=InterpretCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-19 06:58:28,780 INFO L162 IcfgInterpreter]: Started Sifa with 18 locations of interest [2019-09-19 06:58:28,781 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 06:58:28,792 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 06:58:28,806 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 06:58:28,808 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 06:58:28,922 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 16 for LOIs [2019-09-19 06:58:29,395 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 49 [2019-09-19 06:58:29,749 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 54 [2019-09-19 06:58:29,860 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-09-19 06:58:30,136 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 54 [2019-09-19 06:58:30,286 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-09-19 06:58:30,613 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 60 [2019-09-19 06:58:30,765 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-09-19 06:58:31,137 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 68 [2019-09-19 06:58:31,279 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-19 06:58:31,770 WARN L191 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 76 [2019-09-19 06:58:32,643 WARN L191 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 80 [2019-09-19 06:58:32,772 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 06:58:33,275 WARN L191 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 80 [2019-09-19 06:58:33,403 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 06:58:33,913 WARN L191 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 80 [2019-09-19 06:58:34,051 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 06:58:34,533 WARN L191 SmtUtils]: Spent 481.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 80 [2019-09-19 06:58:34,662 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 06:58:35,142 WARN L191 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 80 [2019-09-19 06:58:35,277 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 06:58:35,765 WARN L191 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 80 [2019-09-19 06:58:35,909 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 06:58:36,375 WARN L191 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 80 [2019-09-19 06:58:36,505 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 06:58:37,018 WARN L191 SmtUtils]: Spent 511.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 80 [2019-09-19 06:58:37,162 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 06:58:37,627 WARN L191 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 80 [2019-09-19 06:58:37,757 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 06:58:38,219 WARN L191 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 80 [2019-09-19 06:58:38,348 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 06:58:38,946 WARN L191 SmtUtils]: Spent 592.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 81 [2019-09-19 06:58:39,532 WARN L191 SmtUtils]: Spent 576.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 81 [2019-09-19 06:58:40,173 WARN L191 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 81 [2019-09-19 06:58:40,772 WARN L191 SmtUtils]: Spent 591.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 81 [2019-09-19 06:58:41,348 WARN L191 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 81 [2019-09-19 06:58:41,954 WARN L191 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 81 [2019-09-19 06:58:42,568 WARN L191 SmtUtils]: Spent 605.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 81 [2019-09-19 06:58:43,149 WARN L191 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 81 [2019-09-19 06:58:43,752 WARN L191 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 81 [2019-09-19 06:58:44,335 WARN L191 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 81 [2019-09-19 06:58:44,578 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 70 [2019-09-19 06:58:44,872 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 70 [2019-09-19 06:58:45,195 WARN L191 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 70 [2019-09-19 06:58:45,494 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 70 [2019-09-19 06:58:45,804 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 70 [2019-09-19 06:58:46,173 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 70 [2019-09-19 06:58:46,783 WARN L191 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 92 [2019-09-19 06:58:46,940 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-19 06:58:47,250 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 51 [2019-09-19 06:58:47,480 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 57 [2019-09-19 06:58:47,932 WARN L191 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 57 [2019-09-19 06:58:48,251 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 60 [2019-09-19 06:58:48,478 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 60 [2019-09-19 06:58:48,689 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 51 [2019-09-19 06:58:48,925 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 57 [2019-09-19 06:58:49,308 WARN L191 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 57 [2019-09-19 06:58:49,623 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 60 [2019-09-19 06:58:49,865 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 60 [2019-09-19 06:58:50,183 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 88 [2019-09-19 06:58:50,443 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 49 [2019-09-19 06:58:50,676 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 54 [2019-09-19 06:58:50,986 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 54 [2019-09-19 06:58:51,298 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 57 [2019-09-19 06:58:51,528 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 57 [2019-09-19 06:58:52,153 WARN L191 SmtUtils]: Spent 605.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 106 [2019-09-19 06:58:52,347 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 51 [2019-09-19 06:58:52,662 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 57 [2019-09-19 06:58:53,083 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 63 [2019-09-19 06:58:53,508 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 60 [2019-09-19 06:58:53,770 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 66 [2019-09-19 06:58:54,108 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 88 [2019-09-19 06:58:54,312 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 46 [2019-09-19 06:58:54,482 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 49 [2019-09-19 06:58:54,800 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 57 [2019-09-19 06:58:55,204 WARN L191 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 57 [2019-09-19 06:58:55,624 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 60 [2019-09-19 06:58:55,967 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 60 [2019-09-19 06:58:56,289 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 88 [2019-09-19 06:58:56,600 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 50 [2019-09-19 06:58:56,837 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 55 [2019-09-19 06:58:57,226 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 55 [2019-09-19 06:58:57,540 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 58 [2019-09-19 06:58:57,794 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 58 [2019-09-19 06:58:58,138 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 88 [2019-09-19 06:58:58,242 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-19 06:58:58,442 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 51 [2019-09-19 06:58:58,686 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 57 [2019-09-19 06:58:59,078 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 57 [2019-09-19 06:58:59,390 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 60 [2019-09-19 06:58:59,620 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 60 [2019-09-19 06:58:59,834 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 84 [2019-09-19 06:59:00,024 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 50 [2019-09-19 06:59:00,264 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 55 [2019-09-19 06:59:00,657 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 55 [2019-09-19 06:59:00,965 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 58 [2019-09-19 06:59:01,205 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 58 [2019-09-19 06:59:01,538 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 86 [2019-09-19 06:59:01,839 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 50 [2019-09-19 06:59:02,161 WARN L191 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 55 [2019-09-19 06:59:02,603 WARN L191 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 61 [2019-09-19 06:59:03,020 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 58 [2019-09-19 06:59:03,273 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 64 [2019-09-19 06:59:03,477 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 51 [2019-09-19 06:59:03,802 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 58 [2019-09-19 06:59:04,202 WARN L191 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 58 [2019-09-19 06:59:04,644 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 61 [2019-09-19 06:59:05,009 WARN L191 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 61 [2019-09-19 06:59:05,026 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 06:59:05,026 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 06:59:05,029 INFO L193 IcfgInterpreter]: Reachable states at location mainErr4ASSERT_VIOLATIONERROR_FUNCTION satisfy 448#(and (not (= 0 main_~main____CPAchecker_TMP_4~0)) (= main_~__tmp_5~0 main_~__VERIFIER_assert__cond~4) (and (<= 0 main_~main____CPAchecker_TMP_7~0) (= main_~__tmp_9~0 1) (= 1 main_~__tmp_10~0) (= main_~__VERIFIER_assert__cond~9 main_~__tmp_10~0) (= main_~__tmp_9~0 main_~__VERIFIER_assert__cond~8) (<= main_~main____CPAchecker_TMP_7~0 main_~main__tagbuf_len~0) (= (+ main_~main____CPAchecker_TMP_7~0 1) main_~main__t~0)) (= main_~__tmp_6~0 (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0)) (<= 0 (+ main_~main____CPAchecker_TMP_4~0 2147483648)) (not (= 0 main_~main____CPAchecker_TMP_3~0)) (<= main_~main____CPAchecker_TMP_4~0 2147483647) (= main_~__tmp_5~0 (ite (<= 0 main_~main__t~0) 1 0)) (<= 0 (+ main_~main____CPAchecker_TMP_3~0 2147483648)) (= main_~__tmp_6~0 main_~__VERIFIER_assert__cond~5) (= main_~__VERIFIER_assert__cond~5 0) (<= main_~main____CPAchecker_TMP_3~0 2147483647)) [2019-09-19 06:59:05,030 INFO L193 IcfgInterpreter]: Reachable states at location mainErr16ASSERT_VIOLATIONERROR_FUNCTION satisfy 77#(and (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_19~0) (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_1~0 1)) (= 0 main_~main____CPAchecker_TMP_0~1) (= main_~__VERIFIER_assert__cond~18 main_~__tmp_19~0) (not (= main_~main__tagbuf_len~0 main_~main__t~0)) (= main_~__VERIFIER_assert__cond~18 0) (= main_~main____CPAchecker_TMP_0~0 ~__tmp_383_0~0)) [2019-09-19 06:59:05,030 INFO L193 IcfgInterpreter]: Reachable states at location mainErr10ASSERT_VIOLATIONERROR_FUNCTION satisfy 407#(and (= main_~main____CPAchecker_TMP_3~0 0) (= main_~__VERIFIER_assert__cond~11 0)) [2019-09-19 06:59:05,030 INFO L193 IcfgInterpreter]: Reachable states at location mainErr7ASSERT_VIOLATIONERROR_FUNCTION satisfy 675#(and (= main_~__tmp_9~0 (ite (<= 0 main_~main__t~0) 1 0)) (= main_~__VERIFIER_assert__cond~8 0) (= main_~__tmp_9~0 main_~__VERIFIER_assert__cond~8)) [2019-09-19 06:59:05,030 INFO L193 IcfgInterpreter]: Reachable states at location mainErr12ASSERT_VIOLATIONERROR_FUNCTION satisfy 66#(and (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_1~0 1)) (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_15~0) (= main_~__VERIFIER_assert__cond~14 0) (= main_~main__tagbuf_len~0 main_~main__t~0) (= main_~__VERIFIER_assert__cond~14 main_~__tmp_15~0) (= main_~main____CPAchecker_TMP_0~0 ~__tmp_383_0~0)) [2019-09-19 06:59:05,030 INFO L193 IcfgInterpreter]: Reachable states at location mainErr17ASSERT_VIOLATIONERROR_FUNCTION satisfy 73#(and (= (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0) main_~__tmp_20~0) (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_19~0) (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_1~0 1)) (= 0 main_~main____CPAchecker_TMP_0~1) (= main_~__VERIFIER_assert__cond~19 0) (= main_~__VERIFIER_assert__cond~19 main_~__tmp_20~0) (not (= main_~__VERIFIER_assert__cond~18 0)) (= main_~__VERIFIER_assert__cond~18 main_~__tmp_19~0) (= main_~main____CPAchecker_TMP_0~0 ~__tmp_383_0~0)) [2019-09-19 06:59:05,031 INFO L193 IcfgInterpreter]: Reachable states at location mainErr3ASSERT_VIOLATIONERROR_FUNCTION satisfy 528#false [2019-09-19 06:59:05,031 INFO L193 IcfgInterpreter]: Reachable states at location mainErr6ASSERT_VIOLATIONERROR_FUNCTION satisfy 320#false [2019-09-19 06:59:05,031 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 179#false [2019-09-19 06:59:05,031 INFO L193 IcfgInterpreter]: Reachable states at location mainErr11ASSERT_VIOLATIONERROR_FUNCTION satisfy 17#false [2019-09-19 06:59:05,032 INFO L193 IcfgInterpreter]: Reachable states at location mainErr5ASSERT_VIOLATIONERROR_FUNCTION satisfy 363#false [2019-09-19 06:59:05,032 INFO L193 IcfgInterpreter]: Reachable states at location mainErr13ASSERT_VIOLATIONERROR_FUNCTION satisfy 62#false [2019-09-19 06:59:05,032 INFO L193 IcfgInterpreter]: Reachable states at location mainErr14ASSERT_VIOLATIONERROR_FUNCTION satisfy 82#(and (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_1~0 1)) (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_17~0) (= main_~__VERIFIER_assert__cond~16 0) (not (= 0 main_~main____CPAchecker_TMP_0~1)) (<= 0 (+ main_~main____CPAchecker_TMP_0~1 2147483648)) (= main_~__VERIFIER_assert__cond~16 main_~__tmp_17~0) (<= main_~main____CPAchecker_TMP_0~1 2147483647) (not (= main_~main__tagbuf_len~0 main_~main__t~0)) (= main_~main____CPAchecker_TMP_0~0 ~__tmp_383_0~0)) [2019-09-19 06:59:05,032 INFO L193 IcfgInterpreter]: Reachable states at location mainErr8ASSERT_VIOLATIONERROR_FUNCTION satisfy 642#(and (= main_~__tmp_9~0 (ite (<= 0 main_~main__t~0) 1 0)) (not (= main_~__VERIFIER_assert__cond~8 0)) (= main_~__VERIFIER_assert__cond~9 0) (= (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0) main_~__tmp_10~0) (= main_~__VERIFIER_assert__cond~9 main_~__tmp_10~0) (= main_~__tmp_9~0 main_~__VERIFIER_assert__cond~8)) [2019-09-19 06:59:05,033 INFO L193 IcfgInterpreter]: Reachable states at location mainErr2ASSERT_VIOLATIONERROR_FUNCTION satisfy 570#false [2019-09-19 06:59:05,033 INFO L193 IcfgInterpreter]: Reachable states at location mainErr9ASSERT_VIOLATIONERROR_FUNCTION satisfy 488#false [2019-09-19 06:59:05,033 INFO L193 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 608#false [2019-09-19 06:59:05,033 INFO L193 IcfgInterpreter]: Reachable states at location mainErr15ASSERT_VIOLATIONERROR_FUNCTION satisfy 87#(and (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_1~0 1)) (not (= main_~__VERIFIER_assert__cond~16 0)) (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_17~0) (= (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0) main_~__tmp_18~0) (not (= 0 main_~main____CPAchecker_TMP_0~1)) (= main_~__VERIFIER_assert__cond~17 0) (<= 0 (+ main_~main____CPAchecker_TMP_0~1 2147483648)) (= main_~__VERIFIER_assert__cond~16 main_~__tmp_17~0) (= main_~__VERIFIER_assert__cond~17 main_~__tmp_18~0) (<= main_~main____CPAchecker_TMP_0~1 2147483647) (= main_~main____CPAchecker_TMP_0~0 ~__tmp_383_0~0)) [2019-09-19 06:59:05,051 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 06:59:05,051 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 06:59:05,053 INFO L168 Benchmark]: Toolchain (without parser) took 37272.46 ms. Allocated memory was 131.6 MB in the beginning and 488.6 MB in the end (delta: 357.0 MB). Free memory was 85.8 MB in the beginning and 216.1 MB in the end (delta: -130.3 MB). Peak memory consumption was 226.7 MB. Max. memory is 7.1 GB. [2019-09-19 06:59:05,054 INFO L168 Benchmark]: CDTParser took 1.04 ms. Allocated memory is still 131.6 MB. Free memory was 104.7 MB in the beginning and 104.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 06:59:05,055 INFO L168 Benchmark]: CACSL2BoogieTranslator took 465.01 ms. Allocated memory was 131.6 MB in the beginning and 198.7 MB in the end (delta: 67.1 MB). Free memory was 85.6 MB in the beginning and 173.8 MB in the end (delta: -88.1 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. [2019-09-19 06:59:05,055 INFO L168 Benchmark]: Boogie Preprocessor took 42.46 ms. Allocated memory is still 198.7 MB. Free memory was 173.8 MB in the beginning and 171.9 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-09-19 06:59:05,056 INFO L168 Benchmark]: RCFGBuilder took 465.25 ms. Allocated memory is still 198.7 MB. Free memory was 171.9 MB in the beginning and 146.9 MB in the end (delta: 25.0 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB. [2019-09-19 06:59:05,057 INFO L168 Benchmark]: Sifa took 36295.95 ms. Allocated memory was 198.7 MB in the beginning and 488.6 MB in the end (delta: 289.9 MB). Free memory was 146.9 MB in the beginning and 216.1 MB in the end (delta: -69.2 MB). Peak memory consumption was 220.7 MB. Max. memory is 7.1 GB. [2019-09-19 06:59:05,060 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.04 ms. Allocated memory is still 131.6 MB. Free memory was 104.7 MB in the beginning and 104.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 465.01 ms. Allocated memory was 131.6 MB in the beginning and 198.7 MB in the end (delta: 67.1 MB). Free memory was 85.6 MB in the beginning and 173.8 MB in the end (delta: -88.1 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 42.46 ms. Allocated memory is still 198.7 MB. Free memory was 173.8 MB in the beginning and 171.9 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 465.25 ms. Allocated memory is still 198.7 MB. Free memory was 171.9 MB in the beginning and 146.9 MB in the end (delta: 25.0 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB. * Sifa took 36295.95 ms. Allocated memory was 198.7 MB in the beginning and 488.6 MB in the end (delta: 289.9 MB). Free memory was 146.9 MB in the beginning and 216.1 MB in the end (delta: -69.2 MB). Peak memory consumption was 220.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 36253, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 310, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 287, TOOLS_POST_TIME[ms]: 209, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 25, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 3, TOOLS_QUANTIFIERELIM_APPLICATIONS: 289, TOOLS_QUANTIFIERELIM_TIME[ms]: 158, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 14, FLUID_QUERY_TIME[ms]: 13, FLUID_QUERIES: 324, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 139, DOMAIN_JOIN_TIME[ms]: 34302, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 1383, DOMAIN_ISSUBSETEQ_APPLICATIONS: 14, DOMAIN_ISSUBSETEQ_TIME[ms]: 11, DOMAIN_ISBOTTOM_APPLICATIONS: 47, DOMAIN_ISBOTTOM_TIME[ms]: 107, LOOP_SUMMARIZER_APPLICATIONS: 11, LOOP_SUMMARIZER_CACHE_MISSES: 11, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 17567, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 17566, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 14, CALL_SUMMARIZER_APPLICATIONS: 0, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 0, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 55, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 11, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 83, DAG_COMPRESSION_PROCESSED_NODES: 1546, DAG_COMPRESSION_RETAINED_NODES: 292 - UnprovableResult [Line: 121]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 448#(and (not (= 0 main_~main____CPAchecker_TMP_4~0)) (= main_~__tmp_5~0 main_~__VERIFIER_assert__cond~4) (and (<= 0 main_~main____CPAchecker_TMP_7~0) (= main_~__tmp_9~0 1) (= 1 main_~__tmp_10~0) (= main_~__VERIFIER_assert__cond~9 main_~__tmp_10~0) (= main_~__tmp_9~0 main_~__VERIFIER_assert__cond~8) (<= main_~main____CPAchecker_TMP_7~0 main_~main__tagbuf_len~0) (= (+ main_~main____CPAchecker_TMP_7~0 1) main_~main__t~0)) (= main_~__tmp_6~0 (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0)) (<= 0 (+ main_~main____CPAchecker_TMP_4~0 2147483648)) (not (= 0 main_~main____CPAchecker_TMP_3~0)) (<= main_~main____CPAchecker_TMP_4~0 2147483647) (= main_~__tmp_5~0 (ite (<= 0 main_~main__t~0) 1 0)) (<= 0 (+ main_~main____CPAchecker_TMP_3~0 2147483648)) (= main_~__tmp_6~0 main_~__VERIFIER_assert__cond~5) (= main_~__VERIFIER_assert__cond~5 0) (<= main_~main____CPAchecker_TMP_3~0 2147483647)). Possible FailurePath: - UnprovableResult [Line: 361]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 77#(and (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_19~0) (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_1~0 1)) (= 0 main_~main____CPAchecker_TMP_0~1) (= main_~__VERIFIER_assert__cond~18 main_~__tmp_19~0) (not (= main_~main__tagbuf_len~0 main_~main__t~0)) (= main_~__VERIFIER_assert__cond~18 0) (= main_~main____CPAchecker_TMP_0~0 ~__tmp_383_0~0)). Possible FailurePath: - UnprovableResult [Line: 231]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 407#(and (= main_~main____CPAchecker_TMP_3~0 0) (= main_~__VERIFIER_assert__cond~11 0)). Possible FailurePath: - UnprovableResult [Line: 171]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 675#(and (= main_~__tmp_9~0 (ite (<= 0 main_~main__t~0) 1 0)) (= main_~__VERIFIER_assert__cond~8 0) (= main_~__tmp_9~0 main_~__VERIFIER_assert__cond~8)). Possible FailurePath: - UnprovableResult [Line: 292]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 66#(and (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_1~0 1)) (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_15~0) (= main_~__VERIFIER_assert__cond~14 0) (= main_~main__tagbuf_len~0 main_~main__t~0) (= main_~__VERIFIER_assert__cond~14 main_~__tmp_15~0) (= main_~main____CPAchecker_TMP_0~0 ~__tmp_383_0~0)). Possible FailurePath: - UnprovableResult [Line: 373]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 73#(and (= (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0) main_~__tmp_20~0) (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_19~0) (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_1~0 1)) (= 0 main_~main____CPAchecker_TMP_0~1) (= main_~__VERIFIER_assert__cond~19 0) (= main_~__VERIFIER_assert__cond~19 main_~__tmp_20~0) (not (= main_~__VERIFIER_assert__cond~18 0)) (= main_~__VERIFIER_assert__cond~18 main_~__tmp_19~0) (= main_~main____CPAchecker_TMP_0~0 ~__tmp_383_0~0)). Possible FailurePath: - PositiveResult [Line: 109]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 149]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 47]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 273]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 137]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 304]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 328]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 82#(and (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_1~0 1)) (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_17~0) (= main_~__VERIFIER_assert__cond~16 0) (not (= 0 main_~main____CPAchecker_TMP_0~1)) (<= 0 (+ main_~main____CPAchecker_TMP_0~1 2147483648)) (= main_~__VERIFIER_assert__cond~16 main_~__tmp_17~0) (<= main_~main____CPAchecker_TMP_0~1 2147483647) (not (= main_~main__tagbuf_len~0 main_~main__t~0)) (= main_~main____CPAchecker_TMP_0~0 ~__tmp_383_0~0)). Possible FailurePath: - UnprovableResult [Line: 183]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 642#(and (= main_~__tmp_9~0 (ite (<= 0 main_~main__t~0) 1 0)) (not (= main_~__VERIFIER_assert__cond~8 0)) (= main_~__VERIFIER_assert__cond~9 0) (= (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0) main_~__tmp_10~0) (= main_~__VERIFIER_assert__cond~9 main_~__tmp_10~0) (= main_~__tmp_9~0 main_~__VERIFIER_assert__cond~8)). Possible FailurePath: - PositiveResult [Line: 79]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 219]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 67]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 340]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 87#(and (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_1~0 1)) (not (= main_~__VERIFIER_assert__cond~16 0)) (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_17~0) (= (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0) main_~__tmp_18~0) (not (= 0 main_~main____CPAchecker_TMP_0~1)) (= main_~__VERIFIER_assert__cond~17 0) (<= 0 (+ main_~main____CPAchecker_TMP_0~1 2147483648)) (= main_~__VERIFIER_assert__cond~16 main_~__tmp_17~0) (= main_~__VERIFIER_assert__cond~17 main_~__tmp_18~0) (<= main_~main____CPAchecker_TMP_0~1 2147483647) (= main_~main____CPAchecker_TMP_0~0 ~__tmp_383_0~0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...